Code Girls: The Untold Story of the American Women Code Breakers of World War II

NATIONAL BESTSELLER

"Prodigiously researched and engrossing."—New York Times Book Review

"Fascinating.... Addictively readable."—Boston Globe

"Code Girls reveals a hidden army of female cryptographers, whose work played a crucial role in ending World War II.... Mundy has rescued a piece of forgotten history, and given these American heroes the recognition they deserve."—Nathalia Holt, bestselling author of Rise of the Rock…